Post Tagged with: "L20"

Engine & Exhaust / Tech / Tech Articles

4.8L LS Engine Guide: Block Specs, Swap Resources & Build Info

For well over two decades, GM put LS engines in everything from sports cars to cargo vans. That means the factory produced the LS in a range of displacements, starting […]

Engine Guides / LS Engines

L20 4.8L Engine Upgrade Guide: Expert Advice for L20 Engine Mods to Maximize Performance

[Editor’s Note: This L20 engine upgrade guide is part of a series of LS engine upgrade guides assembled by a team of LS experts at Summit Racing that we are sharing at OnAllCylinders. […]

GM L20 Engine Guide
Engine Guides / LS Engines

L20 4.8L Engine Specs: Performance, Bore & Stroke, Cylinder Heads, Cam Specs & More

The L20 is a 4.8L Gen. IV iron block truck engine. It replaced the LY2 in 2010. It was upgraded with Variable Valve Timing (VVT) and Flex Fuel technology. It […]